• Meet the Team

    The Immune Deficiency and Histiocytosis Program is home to specialists with a wide variety of backgrounds and areas of focus. As a team, this diversity makes us better prepared to care for your child’s unique needs. Learn more about our faculty and staff.

  • A photo of Jack Bleesing.

    Jacob (Jack) J.H. Bleesing, MD, PhD Associate Director, Immunodeficiency and Histiocytosis Program 513-636-4266

    A photo of Michael Jordan.

    Michael B. Jordan, MD Faculty, Langerhans Cell Histiocytosis Center 513-636-7287

    A photo of Ashish Kumar.

    Ashish R. Kumar, MD, PhD Director, Langerhans Cell Histiocytosis Center 513-803-1631

    A photo of Rebecca Marsh.

    Rebecca A. Marsh, MD Clinical Director, Primary Immune Deficiency Program 513-803-9063

    A photo of Joseph Palumbo.

    Joseph S. Palumbo, MD Director, Comprehensive Thrombophilia Center 513-636-4266

    A photo of Kimberly Risma.

    Kimberly A. Risma, MD, PhD Director, Allergy and Immunology Fellowship Program 513-636-6771

    A photo of Lee Grimes.

    H. Leighton (Lee) Grimes, PhD Director, Cancer Pathology Program, Division of Experimental Hematology & Division of Pathology 513-636-6089

    No photo available

    Paula Cuthrell, MSN, APRN, CFNP Nurse Practitioner, Interventional Radiology 513-803-1147

    No photo available

    Jennifer Detzel, MSN, APRN, CFNP Nurse Practitioner, Immune Deficiencies and Histiocytosis 513-636-8402

    No photo available

    Mary Ann Michael, APRN, CNP Pediatric Nurse Practitioner, Newborn Intensive Care Unit 513-636-4466